61147126 has 4 divisors (see below), whose sum is σ = 91720692. Its totient is φ = 30573562.

The previous prime is 61147123. The next prime is 61147129. The reversal of 61147126 is 62174116.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (61147123) and next prime (61147129).

It is a junction number, because it is equal to n+sod(n) for n = 61147094 and 61147103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61147123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15286780 + ... + 15286783.

It is an arithmetic number, because the mean of its divisors is an integer number (22930173).

Almost surely, 2^61147126 is an apocalyptic number.

61147126 is a deficient number, since it is larger than the sum of its proper divisors (30573566).

61147126 is a wasteful number, since it uses less digits than its factorization.

61147126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30573565.

The product of its digits is 2016, while the sum is 28.

The square root of 61147126 is about 7819.6627804529. The cubic root of 61147126 is about 393.9659456769.

The spelling of 61147126 in words is "sixty-one million, one hundred forty-seven thousand, one hundred twenty-six".